A circular gift has a 4.75 inch radius. Ilyssa wants to wrap a ribbon that costs $0.50 per inch around the gift. How much money
1 answer:
Answer:
$14.93
Step-by-step explanation:
If the cost is per inch, then we need perimeter otherwise if the cost was per square inch we would have looked for the area.
Total cost=circumference* cost per inch
Circumference of a circle is given by
Where r is radius. Substituting 4.75 inch for r then
Cost=29.86*0.50=$14.93
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The given statement can be represented as :
- 2b³ - b
where, the number is assumed to be " b "
therefore, the correct choice is B. 2b³ - b
Answer:
16
Step-by-step explanation:
let the number be x , then
x = 15 ( multiply both sides by 4 to clear the fraction )
3x = 60 ( divide both sides by 3 )
x = 20 , then
× 20 = 4 × 4 = 16